• I. Form, use, signal word of the present perfect. • II. Form, use, signal word of the present perfect progressive. • III. Difference between the present perfect and the present perfect progressive. I.FORM: 1)Affirmative: S + have/has + V (ed/3)… 2)Negative: S+ have/has +not + V (ed/3)… 3)Question: Have/has +S+ V (ed/3)…?  Unspecified Time Before Now EX: I have visited London People have traveled to the Moon  Do not use Present perfect tense with definite past time words: yesterday, last… ago, etc… Ex: My aunt called me yesterday. (Not: My aunt has called me yesterday).  -Actions which started in the past and continues up to the present.  -action that has taken place once, never or several times and this action can be repeated in the future. Ex: They have seen the play romeo and juliet at least three times. Ex: He has lived in Canada for five years. (He started living in Canada five years ago, and he's still living there now.) for + period of time (for 5 year) since + point of time( since january )  Express an action that started in the past but the result related to the present. Ex: we have washed the dishes.( They’re clean now). I've lost my keys. (I don't have the keys)  -An action just happening. Ex: We have just learned form of present perfect.  -to describe an action performed during a period that has not yet finished. Ex: Bill has still not arrived. The rain hasn't stopped.  -An action when the time is not important, it is expressed as an experience Ex: I have never been to France. (This sentence means that you have not had the experience of going to France.) [...]... haven't been playing that game for an hour, only for 10 minutes (Meaning: It's not even an hour ago that I started to play that game.) Present perfect • Emphasise result Ex:I have written 5 letter.I have been to dalat twice • Emphasise on completion present perfect progressive • Emphasise duration Ex:I have been writting for an hour • Emphasise on duration Ex:I have been doing my Ex:I have done my... 'since', 'for', 'all week', 'for days', 'lately', 'recently', 'over the last few months' THE PRESENT PERFECT • desired result Ex: I have washed the car (Result: The car is clean now.) • since the last time Ex:I haven't played that game for years (Meaning: It's years ago that I last played that game.) THE PRSENT PROGRESSIVE • unwanted side effect Ex:Why are you so wet? - I have been washing the car (side... to present  It/this/that is the first/second/most/only/worst Ex: This is the first time we’ve been to Scotland  -To day, this Ex: we’re done quite a lot of work today I haven’t watch any television so far this week 1)Affirmative: S + have/has + been+ V_ ing … 2)Negative: S+ have/has +not + been+ V_ ing … 3)Question: Have/has +S+ been + V_ ing ?  An action over a period of time leading up to the present. .. now Ex: Susan has played the piano since was four  Action which ends just before the present Ex: I’ve been swimming That’s why my hair is wet  Action that is temporary or about to change Ex: where do you live? well, I’ve been living in London, but I plan to move soon  Note: stative verbs aren’t usually used with the progressive • to refer to an event that may or may not be finished when it's effect... He is a permanent resident of this town.) • How much, how many time Someone has done Ex: I’ve read five books about elephants (Meaning: This situation is only temporary Maybe he is an exchange student and only here for one or two years.) • How long something has been happening Ex: I’ve been reading books about elephants for two months Thank you for your attention! . signal word of the present perfect. • II. Form, use, signal word of the present perfect progressive. • III. Difference between the present perfect and the present perfect progressive. I.FORM: 1)Affirmative: S. the past and continues up to the present.  -action that has taken place once, never or several times and this action can be repeated in the future. Ex: They have seen the play romeo and juliet. the present. Ex: we have washed the dishes.( They’re clean now). I've lost my keys. (I don't have the keys)  -An action just happening. Ex: We have just learned form of present perfect.